Finding the Fourth Proportional to 9,799.12, 13,523.48 and 5,550.16

Step by Step Solution

1. Step 1: Write the proportion equation
   9,799.12 : 13,523.48 = 5,550.16 : x
2. Step 2: Convert to fraction form
   9,799.12/13,523.48 = 5,550.16/x
3. Step 3: Cross multiply
   9,799.12x = 13,523.48 × 5,550.16
4. Step 4: Simplify right side
   9,799.12x = 75,057,477.76
5. Step 5: Solve for x
   x = 75,057,477.76/9,799.12
6. Step 6: Final answer
   x = 7,659.61